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Unit 2 Wetlands

True/False
Indicate whether the statement is true or false.
 

 1. 

One-third of all threatened and endangered species live only in wetlands.
 

 2. 

Wetlands as defined by the U.S. Fish and Wildlife Service are lands transitional between terrestrial and aquatic systems where the water table is usually at or near the surface or the land is covered by shallow water.
 

 3. 

The government authorized and subsidized draining of wetlands beginning in 1849 with the passage of the Swamp Lands Act.
 

 4. 

In 1972, the federal government changed its policy about wetlands and their importance and took steps to protect and restore wetlands by requiring permits.
 

 5. 

Under the Wetland Conservation provision, farmers are required to protect the wetlands on their farms and ranches in order to be eligible for U.S. Department of Agriculture (USDA) farm program benefits.
 

 6. 

On-site inspection involves checking maps and wetland inventories maintained by the relevant federal agencies.
 

 7. 

The Natural Resources Conservation Service (NRCS) maintains a list of hydric soils in county-by-county survey maps.
 

 8. 

The U.S. Geological Topography Maps look at vegetative covers, surface characteristics, bogs, and marshes.
 

 9. 

By looking at the plants present, the condition and development of the soil, and the water makeup of the area, a technician can determine if the site should be classified as a wetland area.
 

 10. 

Vernal pools last for a year.
 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Which of the following is not an ecological role of wetlands?
A.
controlling floods
B.
acting as a filter for pollutants
C.
adding to underground water sources
D.
providing habitats for many species
E.
source for residential water
 

 2. 

Wetlands exhibit three characteristics. Which of the following is not one of them?
A.
Soil is subjected to frequent saturation.
B.
Six specific species of wildlife are present.
C.
There will be a prolonged presence of water.
D.
The prolonged presence of water affects how the soil develops and what plants will grow.
 

 3. 

Hydric soils may be mottled with white or ____ coloring or may be very yellow.
A.
green
C.
gray
B.
orange
D.
purple
 

 4. 

Which of the following does not help explain how the U.S. Army Corps of Engineers defines wetland?
A.
an area that has frequent flooding or saturation
B.
is covered by hydrophytes
C.
an area that includes hydric soils
D.
an area that is frequented by waterfowl
 

 5. 

For the U.S. Fish and Wildlife Service, wetlands must have one or more of the following three attributes. Which of the following is not a correct attribute?
A.
The substrate is predominately undrained hydric soil.
B.
The substrate is nonsoil and is saturated with water or covered by shallow water at some time during the growing season each year.
C.
At least periodically, the land predominately supports hydrophytes.
D.
The subsoil is formed from a clay-parent material.
 

 6. 

Which of the following is not one of the two most common techniques for wetland identification?
A.
off-site identification
C.
local identification
B.
on-site identification
D.
none of these
 

 7. 

There are three principal wetland resources available to the landowner. Which of the following is not one of the three principal resources?
A.
U.S. Geological Topography Maps
B.
U.S. Forest Service
C.
the National Wetland Inventory (NWI)
D.
National Resource Conservation Service Soil Survey List
 

 8. 

Which of the following would not be on the list of the types of wetlands?
A.
marshes
D.
lakes and ponds
B.
floodplains
E.
rivers and streams
C.
savannah
 

 9. 

Which of the following is not one of the types of marshes?
A.
freshwater
C.
groundwater
B.
saltwater
D.
tidal marshes
 

 10. 

Which of the following is not an examples of marsh plants?
A.
reeds
C.
rushes
B.
sedges
D.
bluegrass
 

Matching
 
 
Match the question with the correct response
A.
floodplains
B.
prairie potholes
C.
buffer zone
D.
wetland
E.
natural
F.
hydrophytes
G.
hydric
H.
Natural Resources Conservation Service
I.
states
J.
U.S. Army Corps of Engineers
 

 1. 

An area whose hydrology includes frequent saturation with free water
 

 2. 

Plants that are attracted to water-saturated growing conditions
 

 3. 

Soils that tend to be saturated with water most of the time
 

 4. 

Direct educational programs
 

 5. 

Concerned with dredging, filling, or discharge into a suspected wetland
 

 6. 

Identify wetlands on agricultural lands or nonagricultural lands that border commercial lands
 

 7. 

Areas that border rivers, lakes, and streams and are flooded periodically
 

 8. 

Are usually full in the spring and early summer before water levels start to drop off
 

 9. 

Wetlands that have not been constructed by human activities
 

 10. 

The best way to protect a wetland
 



 
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